Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,586,671",
      "signature": "0x9858222af5b17ed6d1266ea9b9fa7107b867fff80489f2a41a0907cae2a6f219bb9870730bb034407db44277d5ee9578",
      "randomness": "0x6f383198b1f5b0789124516eeffc544d299132de6568deb22c1d72fca4046cbf"
    }
  ],
  "blockNumber": "7,416,990"
}

{
  "Sr25519": "0x9cdda00f21212fb397fbc1a49762e5781484d27b3810675d85c6bd7d74f2b1181c088337e3dbe372132f917c5215f63a438f6705fd68c832a9b7d688e328ef8a"
}